SIDE COWL, A removable cover around the sides of the 側(cè)整流罩，

engine for access to the components on the engine.     發(fā)動(dòng)機(jī)兩側(cè)，被移開后可以夠到發(fā)動(dòng)機(jī)部件的可卸罩

                                                     子。

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SIGHT GLASS, A glass window for observing fluid        檢查窗，

quantity in the reservoir of a machine.                  用以觀察機(jī)器的儲(chǔ)液箱內(nèi)液量的玻璃窗。

SIGNAL, An electrical quantity, such as a current or   信號(hào)，

voltage, that can be used to transport information for   電量的一種。如電流或電壓能用于傳送、通訊、控制或

communication, control, or calculation.                計(jì)算需要的信息。

SILICON CONTROLLED RECTIFIER, An electronic            硅控整流器，

device allowing current flow in one direction after the  當(dāng)其控制極受到脈沖后，允許電流向單一方向流動(dòng)的電

device has been pulsed at the gate.                    子裝置。

SINGLE SHOT MULTIVIBRATOR, An electrical circuit       沖息多諧振蕩器，

which produces a pulse when triggered by an input        當(dāng)一個(gè)輸人信號(hào)觸發(fā)電路時(shí)產(chǎn)生的脈沖的電路。又稱單

signal; a mono-stable multivibrator.                   穩(wěn)態(tài)多諧振蕩器。

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SIMPLIFIED FLIGHT PLANNING, Rapid determination      簡(jiǎn)化飛行計(jì)劃，

of trip time and fuel using a chart providing these data 由提供旅途時(shí)間和燃油等資料的圖表，來(lái)迅速定出從松

for the entire flight profile from brake release to landing. 剎車到著陸的整個(gè)飛行所需的時(shí)間和燃油的過(guò)程。